1289788365

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{1279}}^1$

素因数の和:1426

約数の個数: 64

約数和(自身を含む): 2241331200

約数和(自身を除く): 951542835

約数列:

[1, 3, 5, 15, 23, 37, 69, 79, 111, 115, 185, 237, 345, 395, 555, 851, 1185, 1279, 1817, 2553, 2923, 3837, 4255, 5451, 6395, 8769, 9085, 12765, 14615, 19185, 27255, 29417, 43845, 47323, 67229, 88251, 101041, 141969, 147085, 201687, 236615, 303123, 336145, 441255, 505205, 709845, 1008435, 1088429, 1515615, 2323943, 3265287, 3738517, 5442145, 6971829, 11215551, 11619715, 16326435, 18692585, 34859145, 56077755, 85985891, 257957673, 429929455, 1289788365]

約数ペア:

[(1, 1289788365), (3, 429929455), (5, 257957673), (15, 85985891), (23, 56077755), (37, 34859145), (69, 18692585), (79, 16326435), (111, 11619715), (115, 11215551), (185, 6971829), (237, 5442145), (345, 3738517), (395, 3265287), (555, 2323943), (851, 1515615), (1185, 1088429), (1279, 1008435), (1817, 709845), (2553, 505205), (2923, 441255), (3837, 336145), (4255, 303123), (5451, 236615), (6395, 201687), (8769, 147085), (9085, 141969), (12765, 101041), (14615, 88251), (19185, 67229), (27255, 47323), (29417, 43845)]